Anthracite is a variety of coal that is the hardest and most metamorphosed form, possessing a high carbon content. This geological origin informs the hue associated with the term. As a color, it is a deep shade of gray that is darker than charcoal but typically retains a subtle sheen. One might visualize freshly mined, high-quality coal to accurately imagine the specific tone.
The visual quality offers several advantages in design and application. Its near-black neutrality provides a sophisticated backdrop for brighter accent colors, enhancing their vibrancy. The color projects an aura of strength and stability, making it a popular choice in architectural finishes and durable goods. Historically, the association with coal mining and industrial strength has imbued the color with connotations of resilience and power.